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. Author manuscript; available in PMC: 2016 Apr 15.
Published in final edited form as: Biom Biostat Int J. 2015 Apr 15;2(3):00029. doi: 10.15406/bbij.2015.02.00029

Table 1.

Percent increase in the subject level sample size needed for a future study given components of variance from past study in Roy et al. (2010).

nc 3 5 10 50 10 100 20
np 3 5 10 10 100 100 150
IR% 208 80.8 23.8 4.77 8.93 0.89 4.19